Uneven boobs

So pretty much when I developed boobs they came in uneven and have stayed that way and I’m almost 20. I have to stuff one side of my bra it’s so bad. One is a D and the other is a DDD. I’ve wanted surgery for so long and still want to one day but I’m so insecure about it and I hate it. Please tell me I’m not the only one with the difference being this drastic